Home / 194,984,772.48-268,626,755.34-136,154,253.78

Finding the Fourth Proportional to 194,984,772.48, 268,626,755.34 and 136,154,253.78

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Solution

The fourth proportional to 194,984,772.48, 268,626,755.34 and 136,154,253.78 is: 187,577,085.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,984,772.48 : 268,626,755.34 = 136,154,253.78 : x
  2. Step 2: Convert to fraction form
    194,984,772.48/268,626,755.34 = 136,154,253.78/x
  3. Step 3: Cross multiply
    194,984,772.48x = 268,626,755.34 × 136,154,253.78
  4. Step 4: Simplify right side
    194,984,772.48x = 36,574,675,418,660,328
  5. Step 5: Solve for x
    x = 36,574,675,418,660,328/194,984,772.48
  6. Step 6: Final answer
    x = 187,577,085.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.